摘要：
题目A palindromic number reads the same both ways. The largest palindrome made from the product of two 2-digit numbers is 9009 = 9199. Find the largest palindrome made from the product of two 3-digit numbers.代码usingSystem;usingSystem.Collections.Generic;/***从X1=999,X2=999*判断乘积是否回文转换成字符串，*依次减X1和X2**... 阅读全文
随笔分类 - Euler Program
【欧拉3】最大质因数
2012-03-09 19:05 by 撞破南墙, 477 阅读, 收藏, 编辑
摘要：
问题描述： The prime factors of 13195 are 5, 7, 13 and 29. What is the largest prime factor of the number 600851475143 ? public class Q3 { /// <summary> /// 取得最大的质因数 ... 阅读全文
